Columbia University Medical Center

Could Air Pollution Help Cause ADHD?

A study of New York City women and their children found that kids who had the highest levels of air pollutants called polycyclic aromatic hydrocarbons (PAHs) in their placenta and umbilical cord at birth were five times more likely to be diagnosed with ADHD later. …The higher the PAH levels, the more likely the children were to be diagnosed with ADHD at age 9, Frederica Perera of Columbia University’s [Mailman] School of Public Health and colleagues reported.